76. HTTP clients

76.1 Configure RestTemplate to use a proxy

As described in Section 33.1, “RestTemplate customization”,
a RestTemplateCustomizer can be used with RestTemplateBuilder to build a customized
RestTemplate. This is the recommended approach for creating a RestTemplate configured
to use a proxy.

The exact details of the proxy configuration depend on the underlying client request
factory that is being used. Here’s an example of configuring
HttpComponentsClientRequestFactory with an HttpClient that uses a proxy for all hosts
except 192.168.0.5.